Cost Approach Method
The cost approach method estimates your home’s value by calculating the cost to replace the structure at current prices, adding the land value, and then subtracting depreciation based on age and condition. This method works best for newer properties or unique homes with few comparable sales in the local market.
Begin by researching recent vacant land sales in your neighbourhood to establish a baseline land value. Next, contact local builders or review construction cost data to estimate building costs per square foot, which vary based on construction quality and regional labour costs.
To calculate replacement cost, multiply your home’s square footage by the estimated local construction cost. Add the land value, then subtract depreciation for age, deferred maintenance, and functional obsolescence. For example, a 20-year-old home may experience 15–25% depreciation, depending on upkeep and renovations.
Insurance replacement cost estimates can also provide a useful reference point for valuing the structure, though these figures usually exclude land value and market-driven premiums. Your insurance agent can provide the current replacement cost used in your homeowner’s policy.
The cost approach offers a valuable reality check in rapidly appreciating markets where sale prices may outpace underlying construction economics. It is especially effective for newer homes, where depreciation estimates are more reliable, and construction costs closely align with current market conditions.
Key Factors That Impact Home Value
Location and Neighbourhood
School district quality has a significant impact on home values, often creating premiums of 10–20% for properties in highly rated districts compared to nearby areas with lower-rated schools. Buyers—especially families—prioritize educational quality, so researching current school ratings and recent test scores is essential.
Proximity to employment centres, shopping, and transportation infrastructure affects both daily convenience and long-term value appreciation. Homes located within 30 minutes of major job hubs typically experience stronger value stability than those requiring longer commutes.
Crime rates, walkability scores, and future development plans also shape neighbourhood desirability. Review local crime statistics, planned infrastructure projects, and zoning changes that could positively or negatively influence property values over time.
Specific lot characteristics—such as corner lots, exposure to busy streets, or adjacency to commercial properties—can impact value by 5–15% compared to interior lots on quiet residential streets. Noise levels, privacy, and traffic patterns all play important roles in buyer perception.




